MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f305b0d150fd1cae5ece3e13a86f95d7a4f25683930a57988878198b7f547ba4. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

MassLogger

Vendor detections: 5

Intelligence 5 IOCs YARA 1 File information Comments

SHA256 hash:	f305b0d150fd1cae5ece3e13a86f95d7a4f25683930a57988878198b7f547ba4
SHA3-384 hash:	cdada0d1b71b5857e80c55565964159afe4208561d5d1b5bd793562d1358e1a449882530c53a433754ed55945db0ab8e
SHA1 hash:	0345bbca4671daf283f40b20fa477ed8a84ba9a4
MD5 hash:	d82790a83761efb5c7727fb60db48723
humanhash:	mexico-east-stream-music
File name:	Document_028472.exe
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	926'720 bytes
First seen:	2020-06-08 12:52:36 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep	12288:yFg3OaHjYaVymEzQSpHVNmLkS2i8fHLO2HyjJasQlYOUDhw0Gey7awQAtfDAvwIq:ZjYa5SHNU2XzPH8JHrC0LmawQnvw
Threatray	560 similar samples on MalwareBazaar
TLSH	531523126BC5473AE93E47FA55FE31000734B60E656BE7BEACC632E60661F014981FA7
Reporter	abuse_ch
Tags:	exe MassLogger

abuse_ch

Malspam distributing MassLogger:

HELO: hessco.com
Sending IP: 37.49.224.210
From: Arunkumar.k <arun.kumar@hessco.com>
Subject: HESSCO RFQ_61008062020
Attachment: Document_028472.zip (contains "Document_028472.exe")

MassLogger SMTP exfil server:
mail.privateemail.com:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-06-08 12:54:06 UTC

AV detection:

23 of 29 (79.31%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=6mc3bukq7uok4xwohyj2q34v26spevudsmffpgeipamyw72uposa._file

Verdict:

malicious

MassLogger

32e7be2844e7be1f6ae7d262eeebe64926946ebbc8e2d91ce3760b8e1d10285c

MassLogger

740ad559a3b83f05776ac9f2c650c3d6268d63848c556770c57a9e6edd9f03f5

MassLogger

7d01a97eb5e90a8c74c6a16961ab1a1bff4a1408779e46cf769bb5889d2d44bc

MassLogger

a98bc56a3689009619845fc3491c944ee12408cfe457e0a59fb2fae808c784f2

MassLogger

c50ba6556752607323e0e14d5429961d9af3804d9b45f8c7755ec1709efc6af3

MassLogger

dd1dbd01bac8f1ba75f1279f9684e5f6a706559acaa2db285697c5f5e3258a31

MassLogger

dfca8cf09994229afec678b5c279d247e3e69c45f2878f816025b4933f3bc3b0

MassLogger

f61fba92541b23921c7904cd689121c68b8bf69780220586227bf01c9816c68d

MassLogger

f669e4406244692e23e031d355e53b51dee1b96f1e988172a2b1eabcd0d82292

MassLogger

+ 550 additional samples on MalwareBazaar

Result

Malware family:

masslogger

Score:

10/10

Tags:

family:masslogger ransomware rezer0 spyware stealer

Link:

https://tria.ge/reports/201109-gv1akf9sfa/

Behaviour

Creates scheduled task(s)

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Looks up external IP address via web service

Checks computer location settings

Reads user/profile data of web browsers

ServiceHost packer

rezer0

MassLogger

MassLogger Main Payload

MassLogger log file

Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.